AU4644472A - Improved vapour discharge lamps - Google Patents
Improved vapour discharge lampsInfo
- Publication number
- AU4644472A AU4644472A AU46444/72A AU4644472A AU4644472A AU 4644472 A AU4644472 A AU 4644472A AU 46444/72 A AU46444/72 A AU 46444/72A AU 4644472 A AU4644472 A AU 4644472A AU 4644472 A AU4644472 A AU 4644472A
- Authority
- AU
- Australia
- Prior art keywords
- discharge lamps
- vapour discharge
- improved vapour
- improved
- lamps
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/045—Thermic screens or reflectors
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB41727/71 | 1971-09-07 | ||
GB4172771 | 1971-09-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU4644472A true AU4644472A (en) | 1974-03-14 |
Family
ID=10421089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU46444/72A Expired AU4644472A (en) | 1971-09-07 | 1972-09-07 | Improved vapour discharge lamps |
Country Status (6)
Country | Link |
---|---|
AU (1) | AU4644472A (en) |
DE (2) | DE2243663A1 (en) |
FR (1) | FR2152721A1 (en) |
GB (1) | GB1330214A (en) |
NL (1) | NL7212050A (en) |
ZA (1) | ZA725144B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7830349U1 (en) * | 1978-10-12 | 1980-03-20 | N.V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) | GAS AND / OR STEAM DISCHARGE LAMP |
NL8101723A (en) * | 1981-04-08 | 1982-11-01 | Philips Nv | HIGH PRESSURE MERCURY DISCHARGE LAMP. 080481 HIGH PRESSURE DISCHARGE LAMP. |
US4446397A (en) * | 1981-09-28 | 1984-05-01 | General Electric Company | High intensity discharge lamp with infrared reflecting means for improving efficacy |
DE3248740C2 (en) * | 1982-12-31 | 1995-04-13 | Hans Fritz | Radiant heater |
-
1972
- 1972-06-16 GB GB4172771A patent/GB1330214A/en not_active Expired
- 1972-07-25 ZA ZA725144A patent/ZA725144B/en unknown
- 1972-09-05 NL NL7212050A patent/NL7212050A/xx unknown
- 1972-09-06 DE DE2243663A patent/DE2243663A1/en active Pending
- 1972-09-06 DE DE19727232808U patent/DE7232808U/en not_active Expired
- 1972-09-07 FR FR7231728A patent/FR2152721A1/fr not_active Withdrawn
- 1972-09-07 AU AU46444/72A patent/AU4644472A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7212050A (en) | 1973-03-09 |
ZA725144B (en) | 1973-04-25 |
FR2152721A1 (en) | 1973-04-27 |
DE2243663A1 (en) | 1973-03-15 |
DE7232808U (en) | 1972-11-30 |
GB1330214A (en) | 1973-09-12 |
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